1427863040

素因数分解:

$2^9\times 5^1\times {\mathrm{557759}}^1$

素因数の和:557782

約数の個数: 40

約数和(自身を含む): 3423530880

約数和(自身を除く): 1995667840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 557759, 1115518, 2231036, 2788795, 4462072, 5577590, 8924144, 11155180, 17848288, 22310360, 35696576, 44620720, 71393152, 89241440, 142786304, 178482880, 285572608, 356965760, 713931520, 1427863040]

約数ペア:

[(1, 1427863040), (2, 713931520), (4, 356965760), (5, 285572608), (8, 178482880), (10, 142786304), (16, 89241440), (20, 71393152), (32, 44620720), (40, 35696576), (64, 22310360), (80, 17848288), (128, 11155180), (160, 8924144), (256, 5577590), (320, 4462072), (512, 2788795), (640, 2231036), (1280, 1115518), (2560, 557759)]